CN216726512U - Diethylhydroxylamine tail gas processing system - Google Patents
Diethylhydroxylamine tail gas processing system Download PDFInfo
- Publication number
- CN216726512U CN216726512U CN202122691153.3U CN202122691153U CN216726512U CN 216726512 U CN216726512 U CN 216726512U CN 202122691153 U CN202122691153 U CN 202122691153U CN 216726512 U CN216726512 U CN 216726512U
- Authority
- CN
- China
- Prior art keywords
- water
- pipeline
- diethylhydroxylamine
- sealed tank
- treatment system
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Treating Waste Gases (AREA)
Abstract
The utility model discloses a diethylhydroxylamine tail gas treatment system, which relates to the technical field of chemical devices and comprises a reaction kettle, a condenser, a water seal tank and a combustion chamber which are sequentially connected, wherein a gas outlet of the reaction kettle is connected with a gas inlet pipeline of the condenser, a pipeline below the condenser is connected with a material receiving tank, the material receiving tank is connected with a pipeline of the water seal tank, a gas outlet of the water seal tank is connected with a pipeline of the combustion chamber, and a Roots blower is arranged on a pipeline between the material receiving tank and the water seal tank.
Description
Technical Field
The utility model relates to the technical field of chemical devices, in particular to a diethylhydroxylamine tail gas treatment system.
Background
The main process for producing diethylhydroxylamine in the existing industry is to take triethylamine as a raw material, oxidize the triethylamine in the presence of a catalyst to generate triethylamine oxide, then oxidize the triethylamine for concentration and cracking to obtain diethylhydroxylamine, and in the production process, a byproduct ethylene is generated, wherein about 0.28 ton of ethylene is generated along with the generation of diethylhydroxylamine when each 1 ton of triethylamine is converted, and if the ethylene is directly discharged into the atmosphere, serious pollution is caused, and the recycling is limited by a plurality of factors.
Chinese publication No. CN211688875U discloses a system for treating tail gas from triethylamine oxide cracking process, wherein a part of diethylhydroxylamine product is left in the reaction kettle along with ethylene, and because diethylhydroxylamine has toxicity, the product waste is caused and the safety of workers is compromised.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the existing problems and provide a diethylhydroxylamine tail gas treatment system which can improve the recovery of diethylhydroxylamine, effectively combust produced ethylene and reduce the pollution of the ethylene directly discharged to the atmosphere.
The technical solution of the utility model is as follows:
the utility model provides a diethyl hydroxylamine tail gas processing system, is including connecting gradually reation kettle, condenser, water sealed tank and the combustion chamber that sets up, the reation kettle gas outlet with condenser air inlet tube coupling, condenser below pipeline connection has the material receiving tank, the material receiving tank with water sealed tank tube coupling, water sealed tank gas outlet with the combustion chamber tube coupling, the material receiving tank with be provided with roots's fan on the pipeline between the water sealed tank.
Preferably, a vacuum pump is further arranged between the material receiving tank and the water-sealed tank.
Preferably, a separator is arranged between the vacuum pump and the water seal tank, an air outlet of the separator is connected with an air inlet pipeline of the water seal tank, and the roots blower is arranged on a pipeline between the separator and the water seal tank.
Preferably, the bottom end of the separator is provided with a water outlet, the water outlet is connected with the vacuum pump pipeline, and a water pump is arranged between the water outlet and the vacuum pump.
Preferably, a first spray chamber is arranged at the rear end of the combustion chamber.
Preferably, the rear end pipeline of the first spray chamber is connected with a second spray chamber, spray heads are arranged in the first spray chamber and the second spray chamber respectively, the spray heads are connected with a second water pump through pipelines, and the second water pump is connected with a water delivery pipeline through pipelines.
Preferably, a flue is arranged above the second spraying chamber, and a chimney is connected above the flue.
Preferably, the combustion chamber side pipe is provided with a first blower and a second blower.
The utility model has the beneficial effects that: according to the utility model, the gas from the reaction kettle is firstly condensed by the condenser, and the product diethylhydroxylamine in the gas is condensed into the material receiving tank, so that the product waste is reduced, the phenomenon that diethylhydroxyl enters the atmosphere is avoided, in addition, the byproduct ethylene is combusted in the combustion chamber, the heat energy can be recycled, the utilization rate of the byproduct is improved, the water-sealed tank can effectively prevent tempering, the safety of the device is improved, in addition, the water-sealed tank has a buffering effect on excessive ethylene, the subsequent combustion load is reduced, the complete combustion of ethylene tail gas is ensured, and the pollution to the environment is avoided.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
in the drawings: 1. a reaction kettle; 2. a condenser; 3. a material receiving tank; 4. a vacuum pump; 5. a separator; 6. sealing the tank with water; 7. a Roots blower; 8. a first blower; 9. a combustion chamber; 10. a first spray chamber; 11. a second water pump; 12. a second blower; 13. a shower head; 14. a chimney; 15. a flue; 16. a second spray chamber; 17. a first water pump.
Detailed Description
As shown in fig. 1, a diethyl hydroxylamine tail gas processing system, including reation kettle 1, condenser 2, water sealed tank 6 and the combustion chamber 9 that connect gradually the setting, reation kettle 1 gas outlet with 2 air inlet tube connections of condenser, 2 below tube connections of condenser have connect material jar 3, connect material jar 3 with 6 tube connections of water sealed tank, 6 gas outlets of water sealed tank with 9 tube connections of combustion chamber, connect material jar 3 with be provided with roots's fan 7 on the pipeline between the water sealed tank 6.
Preferably, a vacuum pump 4 is further arranged between the material receiving tank 3 and the water-sealed tank.
Preferably, a separator 5 is arranged between the vacuum pump 4 and the water-sealed tank 6, an air outlet of the separator 5 is connected with an air inlet pipeline of the water-sealed tank 6, and the roots blower 7 is arranged on a pipeline between the separator 5 and the water-sealed tank 6.
Preferably, the bottom end of the separator 5 is provided with a water outlet, the water outlet is connected with the vacuum pump 4 through a pipeline, and a water pump 17 is arranged between the water outlet and the vacuum pump.
The vacuum pump has higher security performance to inflammable and explosive gas's transportation, but need use water in the course of the work, the event sets up separator 5, wherein separator 5's gas outlet department sends out ethylene and transports to water-sealed tank 6 in through roots's fan 4, the outlet of bottom transports the water after the gas-liquid separation to vacuum pump 4 by first water pump 17 and is utilized once more, reuse has not only reduced waste water discharge, and practiced thrift the water consumption moreover, improve the economic nature.
Preferably, a first spray chamber 10 is provided at the rear end of the combustion chamber 9.
Preferably, a second spray chamber 16 is connected to a rear end pipeline of the first spray chamber 10, spray heads 13 are arranged in the first spray chamber 10 and the second spray chamber, a second water pump 11 is connected to the spray heads 13 through a pipeline, a water delivery pipeline is connected to the second water pump 11 through a pipeline, and the spray heads spray water to absorb gas generated by ethylene combustion.
Preferably, a flue 15 is arranged above the second spraying chamber 16, and a chimney 14 is connected above the flue 15.
Preferably, the first blower 8 and the second blower 12 are provided in the duct on the side of the combustion chamber 9, the first blower 8 supplies oxygen for combustion to improve the combustion efficiency in the combustion chamber, and the second blower 12 blows an air flow to the first shower chamber 16.
According to the utility model, the gas from the reaction kettle is firstly condensed by the condenser, and the product diethylhydroxylamine in the gas is condensed into the material receiving tank, so that the product waste is reduced, the phenomenon that diethylhydroxyl enters the atmosphere is avoided, in addition, the byproduct ethylene is combusted in the combustion chamber, the heat energy can be recycled, the utilization rate of the byproduct is improved, the water-sealed tank can effectively prevent tempering, the safety of the device is improved, in addition, the water-sealed tank has a buffering effect on excessive ethylene, the subsequent combustion load is reduced, the complete combustion of ethylene tail gas is ensured, and the pollution to the environment is avoided.
The above description is only a preferred embodiment of the present invention, and all other embodiments obtained by those skilled in the art without any inventive work shall fall within the scope of the present invention.
Claims (8)
1. The utility model provides a diethyl hydroxylamine tail gas processing system, its characterized in that, including reation kettle (1), condenser (2), water sealed tank (6) and combustion chamber (9) that connect gradually the setting, reation kettle (1) gas outlet with condenser (2) air inlet tube coupling, condenser (2) lower side pipeline is connected with connects material jar (3), connect material jar (3) with water sealed tank (6) tube coupling, water sealed tank (6) gas outlet with combustion chamber (9) tube coupling, connect material jar (3) with be provided with roots's fan (7) on the pipeline between water sealed tank (6).
2. The diethylhydroxylamine tail-gas treatment system of claim 1, wherein a vacuum pump (4) is further disposed between the material receiving tank (3) and the water-sealed tank.
3. Diethyl hydroxylamine tail gas treatment system according to claim 2, wherein a separator (5) is arranged between the vacuum pump (4) and the water-sealed tank (6), the gas outlet of the separator (5) is connected with the gas inlet pipeline of the water-sealed tank (6), and the Roots blower (7) is arranged on the pipeline between the separator (5) and the water-sealed tank (6).
4. The diethylhydroxylamine tail gas treatment system according to claim 3, wherein the bottom end of the separator (5) is provided with a water outlet, the water outlet is connected with the vacuum pump (4) in a pipeline manner, and a water pump (17) is arranged between the water outlet and the vacuum pump.
5. Diethylhydroxylamine tail-gas treatment system of claim 1, wherein the combustor (9) is provided with a first spray chamber (10) at its rear end.
6. The diethylhydroxylamine tail gas treatment system of claim 5, wherein the rear end of the first spray chamber (10) is connected with a second spray chamber (16) through a pipeline, spray heads (13) are arranged in the first spray chamber (10) and the second spray chamber, the pipeline of each spray head (13) is connected with a second water pump (11), and the pipeline of each second water pump (11) is connected with a water delivery pipeline.
7. Diethylhydroxylamine tail gas treatment system according to claim 6, wherein a flue (15) is provided above the second spray chamber (16), and a chimney (14) is connected above the flue (15).
8. Diethylhydroxylamine tail gas treatment system according to claim 5, wherein the combustor (9) side piping is provided with a first blower (8) and a second blower (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122691153.3U CN216726512U (en) | 2021-11-05 | 2021-11-05 | Diethylhydroxylamine tail gas processing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122691153.3U CN216726512U (en) | 2021-11-05 | 2021-11-05 | Diethylhydroxylamine tail gas processing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216726512U true CN216726512U (en) | 2022-06-14 |
Family
ID=81925179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122691153.3U Active CN216726512U (en) | 2021-11-05 | 2021-11-05 | Diethylhydroxylamine tail gas processing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216726512U (en) |
-
2021
- 2021-11-05 CN CN202122691153.3U patent/CN216726512U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212431799U (en) | Waste gas treatment device for heating furnace | |
| CN216778373U (en) | Collection and centralized purification treatment system for various waste gases in phosphorus sludge recovery process | |
| CN103657329A (en) | Yellow phosphorus exhaust gas centralized control, recycling and purifying device | |
| CN204412024U (en) | A kind of emission-control equipment | |
| CN204522517U (en) | A kind of band baffle plate water impact preventing knockout drum | |
| CN216726512U (en) | Diethylhydroxylamine tail gas processing system | |
| CN102160962B (en) | Tail gas recovering and purifying treatment device for polycrystalline production line | |
| CN203223926U (en) | Heat energy recycle and purification device of boiler flue | |
| CN202151545U (en) | Environment-friendly, energy-saving and efficient multi-stage dust remover | |
| CN211688875U (en) | Treatment system of triethylamine oxide cracking process tail gas | |
| CN211799880U (en) | Fluorine resource recovery unit in phosphoric acid production tail gas of wet process | |
| CN210951341U (en) | Multifunctional inert gas system for treating VOC | |
| CN209828585U (en) | Calcium carbide furnace gas purifying and dust removing device | |
| CN203710859U (en) | Lime kiln tail gas recovery system matched with dicyandiamide hydrolyzing tower | |
| CN208193972U (en) | Yellow phosphorus workshop smoke comprehensive governing system | |
| CN1140636C (en) | Granulating and vapour-condensing equipment for recovering slags | |
| CN210079126U (en) | Biological particle combustion waste gas treatment device | |
| CN201811188U (en) | Steam boiler for recycling smokestack waste heat | |
| CN109395567A (en) | The dedicated exhaust treatment system for the treatment of machine | |
| CN209317424U (en) | The dedicated exhaust treatment system for the treatment of machine | |
| CN101865448B (en) | Chimney waste heat steam boiler | |
| CN202099057U (en) | Mud phosphorus recovery system | |
| CN211060157U (en) | Coal chemical industry flue gas waste heat recovery device | |
| CN216010870U (en) | Combustible gas collection ignition device | |
| CN211753133U (en) | Dimethyl ether combustion gas-liquid separation system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |